100% Polyester. Fabric: Interlocking, Knitted, Technical. Design: Plain. Neckline: Covered Seams, Crew Neck. Sleeve-Type: Raglan, Short-Sleeved. Fabric Technology: Control-Dry, UV Protection. Bottom Sleeve Panels, Overlocked Seams, Tearaway Label. 135gsm. Sustainability: Oeko-Tex Standard 100 Certified. Suitable for: Screen-Printing.